<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../react18/react.development.js"></script>
    <script src="../react18/react-dom.development.js"></script>
    <script src="../react18/babel.min.js"></script>


</head>

<body>
    <div id="app"></div>
    <script type="text/babel">
        class Content extends React.Component {
            constructor() {

                super()
                this.handle = this.handle.bind(this)
            }
            state = {
                count: 0
            }

            render() {
                const { count } = this.state
                return (
                    <div>
                        <button onClick={this.handle}>+</button>,
                        <p>{count}</p>
                    </div>
                )


            }
            handle() {
                alert("xixixi")
                console.log(this);
            }
        }


        const root = ReactDOM.createRoot(document.getElementById("app"))
        root.render(<Content />)



    </script>
</body>

</html>